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Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10/12/2024, 14:30

General

  • Target

    Zula Spacex Hack.exe

  • Size

    2.2MB

  • MD5

    7785c52b863e9dae3fac08e3b130bb32

  • SHA1

    d812fe11ca73f802e5dbfa3422c17d88bf59066d

  • SHA256

    0f19f7f52cd3153147f72eadde474b26ad507715727d9a905a0817e4127fd334

  • SHA512

    805aa770dce5b6fe0743d8de53c8b597eed372115f4b93077e5e22d5269f3b3425c01206d17c98f4ad7dae8aa3e001511c2e2bb598628700b804653965b7bc8a

  • SSDEEP

    49152:+/y6Dko0SrLauBl8GGftU2wDRxOUiH6wPsJ1EtA9guyZ:+qW0UBMQxER2iA9guyZ

Malware Config

Extracted

Family

quasar

Attributes
  • reconnect_delay

    3000

Extracted

Family

quasar

Version

1.4.1

Botnet

zulaspcx

C2

yeniceri99-24578.portmap.io:24578

Mutex

938aa95f-e3d4-483d-9217-ffafea133927

Attributes
  • encryption_key

    3BBA711AB673CCE3CC23338F52513D2C4D42AFEF

  • install_name

    svchost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Update

  • subdirectory

    Windows

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 4 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Opens file in notepad (likely ransom note) 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Zula Spacex Hack.exe
    "C:\Users\Admin\AppData\Local\Temp\Zula Spacex Hack.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2516
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2400
      • C:\Windows\system32\schtasks.exe
        "schtasks" /create /tn "Update" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Windows\svchost.exe" /rl HIGHEST /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2864
      • C:\Users\Admin\AppData\Roaming\Windows\svchost.exe
        "C:\Users\Admin\AppData\Roaming\Windows\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2748
        • C:\Windows\system32\schtasks.exe
          "schtasks" /create /tn "Update" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Windows\svchost.exe" /rl HIGHEST /f
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2832
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:552
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Documents\ConfirmRedo.txt
      1⤵
      • Opens file in notepad (likely ransom note)
      PID:2568
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      1⤵
        PID:1280

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe

        Filesize

        3.1MB

        MD5

        cda244bc8f0486f4bce677dc71784369

        SHA1

        a7639235f14ed1ad673d2bfde070c266817e58b4

        SHA256

        ceec77c3852dd8b1fe96799500350ecf1d8e7c3e2a5931d58a6c99a711c9bfec

        SHA512

        3d6cd367f888923da267830e4e497808de31eed5e1d96a5de68ed82d0090aa23e41f1963ffb7cecc74fbf09948466a74666b4abaf7973b61da182b8e0096dea4

      • memory/2400-10-0x000007FEF5103000-0x000007FEF5104000-memory.dmp

        Filesize

        4KB

      • memory/2400-19-0x000007FEF5100000-0x000007FEF5AEC000-memory.dmp

        Filesize

        9.9MB

      • memory/2400-12-0x000007FEF5100000-0x000007FEF5AEC000-memory.dmp

        Filesize

        9.9MB

      • memory/2400-11-0x0000000000310000-0x0000000000634000-memory.dmp

        Filesize

        3.1MB

      • memory/2516-3-0x0000000005330000-0x00000000056DA000-memory.dmp

        Filesize

        3.7MB

      • memory/2516-0-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

        Filesize

        4KB

      • memory/2516-2-0x0000000073F80000-0x000000007466E000-memory.dmp

        Filesize

        6.9MB

      • memory/2516-1-0x00000000009D0000-0x0000000000C04000-memory.dmp

        Filesize

        2.2MB

      • memory/2516-20-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

        Filesize

        4KB

      • memory/2516-21-0x0000000073F80000-0x000000007466E000-memory.dmp

        Filesize

        6.9MB

      • memory/2516-22-0x0000000073F80000-0x000000007466E000-memory.dmp

        Filesize

        6.9MB

      • memory/2748-18-0x0000000001030000-0x0000000001354000-memory.dmp

        Filesize

        3.1MB